It all adds up

Put the numbers 1, 2, 3, 4 and 5 onto the grid so that both lines add up to the same total. How many ways?

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A little age problem.

Make subtraction sentences using the numbers around the hexagon.

Can you put the numbers in the circles so that each side of the triangle adds up to 9?

Pick three numbers from those shown and add them. How many different additions can you find?

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